refs #2727 - refactored case studies
refs #2727 - refactored case studies
refs #2727 - deleted case study content type
Merge branch '2727_refactor_case_studies' of github.com:eugenst/osha-website into 2727_refactor_case_studies
Merge pull request #129 from eugenst/2727_refactor_case_studies

refs #2727 - refactor case studies